# Sitrax vs Prontosat

The clearest difference is update cadence: Sitrax at every 2 weeks against Prontosat's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sitrax ships an update every 2 weeks, Prontosat every 7 months. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Sitrax | Prontosat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 7 months |
| Size | 83 MB | 243 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SITALLCOM SISTEMAS INTELIGENTES LTDA](https://appshunter.io/developer/1526495577) | [aguinaldo sousa de moraes](https://appshunter.io/developer/1691235325) |

## What reviewers say

### Sitrax

[App page](https://appshunter.io/ios/app/sitrax/id1526495575)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Prontosat

[App page](https://appshunter.io/ios/app/prontosat/id6470370913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sitrax free?

Sitrax is free to download, with no in-app purchases.

### Is Prontosat free?

Prontosat is free to download, with no in-app purchases.

### Do Sitrax or Prontosat have ads?

Neither Sitrax nor Prontosat shows ads.

### Which is updated more often, Sitrax or Prontosat?

Sitrax ships an update every 2 weeks, and Prontosat every 7 months. Most recently, Sitrax was updated on October 1, 2026 and Prontosat on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*